University of California, Los Angeles researchers have discovered that chronic stress flips brain activity between two ...

Neural activity in the cortical amygdala determines whether mice engage in aggressive or pro-social behavior, according to a ...

New research now shows that mice also do this - at least to fellow mice that they know, sometimes even offering an effective form of first aid. For some time now, there have been reports that some ...

A cross-section of a mouse brain. The area highlighted red is the midbrain dopamine region that neuroscientists believe controls reward learning. Disclaimer: AAAS and EurekAlert! are not ...

“The amygdala can store information with either a positive or negative valence, and associate it with a memory,” Tonegawa explains. Last year, Tonegawa and his colleagues reportedexternal link, opens ...

Scientists have discovered a direct link between gut microbes and anxiety-related behaviour. Microbial metabolites, ...

The researchers studied the activity of the amygdala in a mouse model for depression. Like depressed bipolar patients, these mouse models exhibited behavior characterized by anxiety and stress ...